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Back of the Box Builds

LEGO Set Alternate Builds!

  • THEMES
    • Adventurers
    • Aquazone
    • Belville
    • Building Set with People
    • Castle
    • Duplo
    • Harry Potter
    • Holiday and Event
    • Model Team
    • Ninja
    • Pirates
    • Rock Raiders
    • Space
    • Star Wars
    • Studios
    • Technic
    • Time Cruisers
    • Town
    • Train
    • Western
    • Misc
  • USEFUL LINKS
    • Contribute!
    • New Instructions
    • New Official Sets
    • New Alternate Builds
    • Minifigs
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    • Small Builds
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    • Extra Large Builds
    • About
  • THIS IS AN INDEPENDENT SITE NOT AUTHORIZED OR SPONSORED BY THE LEGO GROUP

Blacktron II Sets

Blacktron II Blacktron II Sets Official Sets Space Very Small Builds 

6812: Grid Trekkor

February 12, 2021February 12, 2021 Master Builder 1937 Views

Year Released: 1991BricklinkInstructions

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Blacktron II Blacktron II Sets Official Sets Space Very Small Builds 

1694: Galactic Scout

February 9, 2021February 9, 2021 Master Builder 1958 Views

Year Released: 1992BricklinkInstructions

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Blacktron II Blacktron II Sets Medium Builds Official Sets Space 

6933: Spectral Starguider

April 13, 2020May 19, 2022 Master Builder 2379 Views

Year Released: 1991InstructionsBricklink

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Blacktron II Blacktron II Sets Official Sets Very Small Builds 

6851: Tri-Wheeled Tyrax

October 24, 2019May 14, 2020 Master Builder 1908 Views

Year Released: 1991Bricklink

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Blacktron II Blacktron II Sets Large Builds Official Sets 

6988: Alpha Centauri Outpost

October 24, 2019October 24, 2019 Master Builder 2794 Views

Year Released: 1991Bricklink

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Blacktron II Blacktron II Sets Official Sets Small Builds 

6887: Allied Avenger

October 5, 2019October 5, 2019 Master Builder 3012 Views

Year Released: 1991Bricklink

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Blacktron II Blacktron II Sets Official Sets Very Small Builds 

6832: Super Nova II

October 5, 2019October 5, 2019 Master Builder 2029 Views

Year Released: 1991Bricklink

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Blacktron II Blacktron II Sets Official Sets Small Builds 

6878: Sub Orbital Guardian

October 4, 2019October 4, 2019 Master Builder 2758 Views

Year Released: 1991Bricklink

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Blacktron II Blacktron II Sets Large Builds Official Sets 

6981: Aerial Intruder

September 22, 2019September 28, 2019 Master Builder 2085 Views

Year Released: 1991Bricklink

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EXPLORE MORE OFFICIAL SETS

6090: Royal Knight’s Castle
Castle Castle Sets Extra Large Builds Official Sets Royal Knights 

6090: Royal Knight’s Castle

July 13, 2021July 13, 2021 Master Builder

Year Released: 1995BricklinkInstructions

6376: Breezeway Cafe
Classic Town Food and Drink Medium Builds Official Sets Town Town Sets 

6376: Breezeway Cafe

February 3, 2021February 3, 2021 Master Builder
6892: Modular Space Transport
Classic Space Classic Space Sets Medium Builds Official Sets Space 

6892: Modular Space Transport

November 17, 2021November 17, 2021 Master Builder
6075: Wolfpack Tower
Castle Castle Sets Large Builds Official Sets Wolfpack 

6075: Wolfpack Tower

October 11, 2021October 11, 2021 Master Builder
6954: Renegade
Blacktron Blacktron Sets Large Builds Official Sets Space 

6954: Renegade

September 7, 2020November 27, 2020 Master Builder
6062: Battering Ram
Black Falcons Castle Castle Sets Large Builds Official Sets 

6062: Battering Ram

October 11, 2021October 11, 2021 Master Builder
1749: Paravane
Aquanauts Aquazone Aquazone Sets Official Sets Very Small Builds 

1749: Paravane

July 26, 2020July 26, 2020 Master Builder
6027: Bat Lord’s Catapult
Castle Castle Sets Fright Knights Official Sets Small Builds 

6027: Bat Lord’s Catapult

January 28, 2022January 28, 2022 Master Builder
6987: Message Intercept Base
Blacktron Blacktron Sets Extra Large Builds Official Sets 

6987: Message Intercept Base

September 12, 2019September 28, 2019 Master Builder
7124: Flash Speeder
Official Sets Small Builds Star Wars Star Wars Sets 

7124: Flash Speeder

November 15, 2019November 15, 2019 Master Builder
7144: Slave I
Episode IV/V/VI Medium Builds Official Sets Star Wars Star Wars Sets 

7144: Slave I

October 28, 2021October 28, 2021 Master Builder
6245: Harbor Sentry
Imperial Soldiers Official Sets Pirates Pirates I Pirates Sets Very Small Builds 

6245: Harbor Sentry

July 13, 2021July 13, 2021 Master Builder
6086: Black Knight’s Castle
Black Knights Castle Castle Sets Extra Large Builds Official Sets 

6086: Black Knight’s Castle

October 11, 2021October 11, 2021 Master Builder
6919: Planetary Prowler
Insectoids Insectoids Sets Large Builds Official Sets 

6919: Planetary Prowler

November 9, 2019November 9, 2019 Master Builder
928 (497): Galaxy Explorer
Classic Space Classic Space Sets Large Builds Official Sets Space 

928 (497): Galaxy Explorer

November 24, 2020October 13, 2021 Master Builder
6532: Diesel Dumper
Classic Town Construction Official Sets Town Town Sets Very Small Builds 

6532: Diesel Dumper

November 19, 2020November 19, 2020 Master Builder

MINIFIGS

About This Site

Logo
In the 1960s, 70s, 80s, 90s, and early 2000s there were pictures of additional builds on the back of LEGO® boxes. There was a note that said you could build any of those exciting models with that set. There were no instructions, until now.

Themes

  • Adventurers
  • Aquazone
  • Belville
  • Building Set with People
  • Castle
  • Duplo
  • Harry Potter
  • Holiday and Event
  • Model Team
  • Ninja
  • Pirates
  • Rock Raiders
  • Space
  • Star Wars
  • Studio
  • Technic
  • Time Cruisers
  • Town
  • Train
  • Western
  • Misc

Useful Links

  • Contribute!
  • New Instructions
  • New Official Sets
  • New Alternate Builds
  • Minifigs
  • Very Small Builds (<35 pcs)
  • Small Builds (<100 pcs)
  • Medium Builds (<200 pcs)
  • Large Builds (<400 pcs)
  • Extra Large Builds (>400 pcs)
  • About

In Honor of 1526

The classic space set that never was.

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